*SUPPORT*
IN: fep OUT: RED
IN: kiki zup OUT: GREEN GREEN
IN: fep zup OUT: RED RED
IN: kiki blicket lug OUT: GREEN YELLOW YELLOW YELLOW
IN: blicket gazzer blicket zup OUT: YELLOW YELLOW YELLOW
IN: blicket gazzer blicket OUT: YELLOW YELLOW
IN: fep gazzer tufa OUT: BLUE RED
IN: tufa kiki blicket zup OUT: BLUE GREEN YELLOW YELLOW
IN: blicket gazzer tufa kiki zup OUT: BLUE GREEN GREEN YELLOW
IN: tufa lug OUT: BLUE BLUE BLUE
IN: blicket OUT: YELLOW
IN: tufa OUT: BLUE
IN: kiki OUT: GREEN
IN: tufa kiki gazzer tufa OUT: BLUE BLUE GREEN

*QUERY*
IN: blicket zup OUT: YELLOW YELLOW
IN: tufa blicket gazzer blicket gazzer tufa lug OUT: BLUE BLUE BLUE BLUE YELLOW YELLOW
IN: blicket lug OUT: YELLOW YELLOW YELLOW
IN: tufa zup OUT: BLUE BLUE
IN: fep gazzer blicket kiki OUT: YELLOW GREEN RED
IN: kiki kiki OUT: GREEN GREEN
IN: fep lug OUT: RED RED RED
IN: blicket gazzer fep gazzer blicket fep OUT: YELLOW RED RED YELLOW
IN: kiki tufa OUT: GREEN BLUE
IN: kiki lug OUT: GREEN GREEN GREEN

*GRAMMAR*
fep -> RED 
 tufa -> BLUE 
 blicket -> YELLOW 
 kiki -> GREEN 
 u1 zup -> [u1] [u1] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 